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Daily Archives: March 17, 2020
Gravitational Waves
Gravitational waves are a fascinating concept. The thought starts from the idea that gravity moves at the speed of light. Now, at the start this sounds like a silly idea. Doesn’t the force of gravity always act on people? Yet take this example. Say the sun were to simply disappear. Not explode or change, butContinue reading “Gravitational Waves” Continue reading
Posted in Class, Galaxies, Sun
Tagged astro2110, Black Holes, Einstein, gravity, light-speed, space
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The Atmosphere of Mars
Mars is a fascinating planet to compare to Earth, and much of that is due to the atmospheric differences. Most people know that due to the atmosphere on Mars, humans can’t live there, but what people don’t know is that billions of years ago, Mars had an atmosphere similar to that of Earth. Currently, Earth’sContinue reading “The Atmosphere of Mars” Continue reading
A new possibility of life on Mars?
A photograph taken by the Mars Reconnaissance Orbiter (MRO) in 2011 has recently been released, showing what appears to be a sizable underground cavern on the slopes of Pavonis Mons, a Martian mountain standing 46,000 feet tall, higher than Mount Everest. The possibility of underground caves on Mars is exciting for (at least) two reasons:Continue reading “A new possibility of life on Mars?” Continue reading
How did mountains form on Venus?
Venus is often described as Earth’s sister planet. Both planets have similar size and densities, indicating somewhat similar core compositions. The primary difference between the two is orbital distance from the sun. Venus, like Earth, is covered with geological features including volcanoes and mountains. We know how mountains formed on Earth – tectonic plates. MountainsContinue reading “How did mountains form on Venus?” Continue reading